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CompTIA IT Fundamentals All-in-One Exam Guide (Exam FC0-U51) by Mike Meyers, Scott Jernigan

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CHAPTER 4

Data Storage and Sharing

In this chapter, you will learn how to

•  Differentiate among types of storage

•  Choose appropriate storage locations

This chapter reviews the current storage and file-sharing landscape. We’ll start with three common storage technologies: magnetic, optical, and solid state. Then we’ll evaluate the available options for local, network, and online storage.

Storage Technologies

Modern computers can store enormous programs, documents, and media files on spacious storage devices. An understanding of how we measure the size of these devices is important for comparing them. Let’s start there.

In computing, files are measured in bytes. One byte is 8 binary digits (bits). Storage devices are available in different ...

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